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Enhancement on quantum synchronization of directly coupled optomechanical oscillators via periodic modulations.
- Source :
-
Journal of Physics B: Atomic, Molecular & Optical Physics . 9/14/2018, Vol. 51 Issue 17, p1-1. 1p. - Publication Year :
- 2018
-
Abstract
- We study a double-cavity optomechanical system with two movable mirrors acting as mechanical oscillators coupled via a common girder. The fluctuation parts of mechanical oscillations induced by vacuum noises exhibit a limited quantum synchronization owing to the Heisenberg uncertainty. Exerting periodic modulations on the driving lasers or mechanical oscillators, we find that it is viable to attain a 50% ∼ 75% enhancement on this quantum synchronization with appropriate modulation frequencies and amplitudes. A direct comparison shows that the optimal modulations on driving lasers are more favorable than the optimal modulations on mechanical oscillators in that the former could result in a greater enhancement than the latter. Our findings should be instructive for further studies on multi-cavity optomechanical systems to pursue a promising platform for quantum information processing. [ABSTRACT FROM AUTHOR]
- Subjects :
- *QUANTUM theory
*OPTOMECHANICS
*ELECTRIC oscillators
Subjects
Details
- Language :
- English
- ISSN :
- 09534075
- Volume :
- 51
- Issue :
- 17
- Database :
- Academic Search Index
- Journal :
- Journal of Physics B: Atomic, Molecular & Optical Physics
- Publication Type :
- Academic Journal
- Accession number :
- 133311681
- Full Text :
- https://doi.org/10.1088/1361-6455/aad622